/*
   * SPMI bus uclass driver
   *
   * (C) Copyright 2015 Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
   *
   * SPDX-License-Identifier:	GPL-2.0+
   */
  
  #include <common.h>
  #include <dm.h>
  #include <errno.h>
  #include <spmi/spmi.h>
  #include <linux/ctype.h>
  
  DECLARE_GLOBAL_DATA_PTR;
  
  int spmi_reg_read(struct udevice *dev, int usid, int pid, int reg)
  {
  	const struct dm_spmi_ops *ops = dev_get_driver_ops(dev);
  
  	if (!ops || !ops->read)
  		return -ENOSYS;
  
  	return ops->read(dev, usid, pid, reg);
  }
  
  int spmi_reg_write(struct udevice *dev, int usid, int pid, int reg,
  		   uint8_t value)
  {
  	const struct dm_spmi_ops *ops = dev_get_driver_ops(dev);
  
  	if (!ops || !ops->write)
  		return -ENOSYS;
  
  	return ops->write(dev, usid, pid, reg, value);
  }
  
  UCLASS_DRIVER(spmi) = {
  	.id		= UCLASS_SPMI,
  	.name		= "spmi",
  	.post_bind	= dm_scan_fdt_dev,
  };